Won't yellow, warp, or transfer ink to your cards
Even in small formats, Brias anthem effect amplifies noncreature spell synergies
In Commander, you'll be able to make good use of Final Showdown, paying six to destroy all creatures, one more when there's something important you want to protect, and one more when you want to get rid of some pesky indestructible stuff too
One strategy is to include cards like Articuno
The nickname Wrath comes from an Alpha card, Wrath of God
Its got pretty weak stats, but it gains 500 ATK for every monster the opponent controls, so it can go from 1800 to 2800 off an opponents mediocre board